To Connect The Valve Kit - Daikin EWAQ006BAVP Installer's Reference Manual

1 For the thermistor, connect 2 wires between backup heater
terminals X15M/1+2 and control box terminals X2M/5+6.
2 For the thermal protector, connect 2 wires between backup
heater terminals X15M/3+4
X2M/11+12.
3 For the connection with the control box, connect 3 wires
between backup heater terminals X15M/5+6+7 and control box
terminals X2M/13+14+15.
F1B
1 2 3 4 5 6 7
X15M
4 Fix the cable with cable ties to the cable tie mountings.
INFORMATION
▪ For details about the connections, refer to the wiring
diagram.
▪ Use a multi-core cable.
▪ For backup heater kit EKMBUHCA3V3, it is NOT
required to make a connection between backup heater
terminal X15M/6 and control box terminal X2M/14.
7.8.22

To connect the valve kit

INFORMATION
Only applicable to reversible systems (heating+cooling) in
which a backup heater is installed.
1 Connect the connector that makes one end of the connector
cable (a) to X21A of outdoor unit PCB A1P and route it
according to the illustration below.
2 Using field wiring and the clamp terminal that makes the other
end of the connector cable (b), make a connection to control
box terminal X8M/10, and connect outdoor unit terminals
X3M/1+2 to control box terminals X8M/6+7.
EWAQ+EWYQ006+008BAVP + EK(2)CB07CAV3 +
EKMBUHCA3V3+9W1
Packaged air-cooled water chillers and packaged air to water heat
pumps
4P492901-1 – 2017.06
and control box terminals
X2M
15
A4P
14
13
12
11
6
5
X1M
X8M
X7M
a
X21A
X21A
X5M
X3M
a Connector – one end of connector cable
b Clamp terminal – other end of connector cable
c To control box
WARNING
Provide stress relief to the valve kit connector cable by
attaching it to the cable bundle. Put tie wraps on both sides
of the clamp terminal. Failure to follow this warning may
lead to short-circuit and fire.
3 Connect the 3‑way valve that is part of the valve kit to control
box terminals X8M/6+7+10.
NOTICE
When connecting multiple wires to the same terminal,
make sure they have the same thickness.
X2M
A1P
X1M
X8M
X4M
a
a From outdoor unit
b 3‑way valve
Y To X8M/6
N To X8M/7
L To X8M/10
7 Installation
b
c
7 6 10
Y N L
b
Installer reference guide
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